Two Israelis, American Share Nobel Chemistry PrizeNPR's Alex Chadwick talks with NPR's David Kestenbaum about the three recipients for the Nobel Prize for chemistry, Israeli scientists Aaron Ciechanover and Avram Hershko, and American Irwin Rose. The researchers were lauded Wednesday for their discovery of how cells destroy unwanted proteins.

NPR's Alex Chadwick talks with NPR's David Kestenbaum about the three recipients for the Nobel Prize for chemistry, Israeli scientists Aaron Ciechanover and Avram Hershko, and American Irwin Rose. The researchers were lauded Wednesday for their discovery of how cells destroy unwanted proteins.